Finding the Third Proportional to 1,688,868 and 3,446,496

Step by Step Solution

1. Step 1: Write the proportion equation
   1,688,868 : 3,446,496 = 3,446,496 : x
2. Step 2: Convert to fraction form
   1,688,868/3,446,496 = 3,446,496/x
3. Step 3: Cross multiply
   1,688,868x = 3,446,496 × 3,446,496
4. Step 4: Simplify right side
   1,688,868x = 11,878,334,678,016
5. Step 5: Solve for x
   x = 11,878,334,678,016/1,688,868
6. Step 6: Final answer
   x = 7,033,311.47